<template>
  <a-radio-group v-if="tagType=='radio'" @change="handleInput" :value="getValueSting" :disabled="disabled">
    <a-radio v-for="(item, key) in dictOptions" :key="key" :value="item.value">{{ item.text }}</a-radio>
  </a-radio-group>

  <a-radio-group v-else-if="tagType=='radioButton'" buttonStyle="solid" @change="handleInput" :value="getValueSting"
    :disabled="disabled">
    <a-radio-button v-for="(item, key) in dictOptions" :key="key" :value="item.value">{{ item.text }}</a-radio-button>
  </a-radio-group>

  <a-select v-else-if="tagType=='select'" :getPopupContainer="getPopupContainer" :placeholder="placeholder"
    :disabled="disabled" :value="getValueSting" @change="handleInput">
    <a-select-option :value="undefined">请选择</a-select-option>
    <a-select-option v-for="(item, key) in dictOptions" :key="key" :value="item.value">
      <span style="display: inline-block;width: 100%" :title=" item.text || item.label ">
        {{ item.text || item.label }}
      </span>
    </a-select-option>
  </a-select>
</template>

<script>
  import { ajaxGetDictItems, getDictItemsFromCache } from '@/api/api'

  export default {
    name: "JDictSelectTag",
    props: {
      dictCode: String,
      placeholder: String,
      disabled: Boolean,
      value: [String, Number],
      type: String,
      options: Array,
      getPopupContainer: {
        type: Function,
        default: (node) => node.parentNode
      }
    },
    data() {
      return {
        dictOptions: [],
        tagType: ""
      }
    },
    watch: {
      dictCode: {
        immediate: true,
        handler() {
          this.initDictData()
        },
      },
      options(val) {
        this.setCurrentDictOptions(val)
      }
    },
    created() {
      // console.log(this.dictCode);
      if (!this.type || this.type === "list") {
        this.tagType = "select"
      } else {
        this.tagType = this.type
      }
      //获取字典数据
      // this.initDictData();
    },
    computed: {
      getValueSting() {
        // update-begin author:wangshuai date:20200601 for: 不显示placeholder的文字 ------
        // 当有null或“” placeholder不显示
        return this.value != null ? this.value.toString() : undefined;
        // update-end author:wangshuai date:20200601 for: 不显示placeholder的文字 ------
      },
    },
    methods: {
      initDictData() {

        if (this.options && this.options.length > 0) {
          console.log('JDictSelectTag dictOptions:', this.options)
          this.dictOptions = [...this.options]
        } else {
          if (!this.dictCode) {
            return
          }
          //优先从缓存中读取字典配置
          if (getDictItemsFromCache(this.dictCode)) {
            this.dictOptions = getDictItemsFromCache(this.dictCode);
            return
          }

          //根据字典Code, 初始化字典数组
          ajaxGetDictItems(this.dictCode, null).then((res) => {
            if (res.success) {
              //                console.log(res.result);
              this.dictOptions = res.result;
            }
          })
        }


      },
      handleInput(e = '') {
        let val;
        if (Object.keys(e).includes('target')) {
          val = e.target.value
        } else {
          val = e
        }
        console.log(val);
        this.$emit('change', val);
        //LOWCOD-2146 【菜单】数据规则，选择自定义SQL 规则值无法输入空格
        this.$emit('input', val);
      },
      setCurrentDictOptions(dictOptions) {
        this.dictOptions = dictOptions
      },
      getCurrentDictOptions() {
        return this.dictOptions
      }
    },
    model: {
      prop: 'value',
      event: 'change'
    }
  }
</script>

<style scoped>
</style>